Electric Bicycle made in China DBAO B5 Configuration: Rated motor power48V/350W Brushless Motor Battery48V12AH Lead-acid batteries Charger48V20E Controller48V25A Speed25km/h Range50km Brake(Front/Rear)110 drum brake LightLED DisplayLED display Shock absorberFront and rear suspension Wheel size and type14*2.5 Tubeless tyre Anti theft systemRemote control alarm Width of footboard250MM Length of footboard340MM Chassis clearance120MM Wheel base1025MM Width of side panel360MM Climbing ability8掳 Weight锛坕nclude battery锛?/p51KGS Product dimension1460*690*1025 Container loading qty.42pcs/84pcs Removable battery electric bicycle DBAO B5 LED lens headlights LED high-definition instrument Large front basket Anti-slip tubeless tire Color: Pink, Black, White, Red, Blue, Yellow For more information about Removable battery electric bicycle, welcome information and customer service. FAQ: What to do if the motor does not rotate and the meter does not display锛?/strong The cause of the failure: the fuse tube is burned out, the battery is damaged, the battery wire is welded and disconnected, the power supply is locked, and the battery contacts or plugs are in poor contact. Troubleshooting: Use a multimeter to check the battery output voltage. If there is no voltage, check whether the fuse tube, fuse holder, battery, and battery connection line are open; if the battery output voltage is normal, you need to check the controller power input voltage . If there is no voltage, you need to check whether the electric door lock and cable are disconnected or not properly connected.Electric Bicycle made in China website:http://www.dbaoescooters.com/electric-bicycle/